Sure Grip Zombie Mid Speed Wheels - 62mm x 38mm - Tired of new wheels not performing like your last set? The Zombie wheel will never have this problem. All Zombie wheels are created in the USA. Comes in a pack of 4 wheels.

Zombie wheels feature anodized aluminum hubs for maximum durability and precise feel while maintaining rock solid stability. With and aluminum hub Sure-Grip has allowed their unique urethane compound to transfer all your power to the rink.

The Zombie Mid has an outer diameter at 62mm and is slimmer with a 38mm width. This design provides instant acceleration and increased lateral response. Greater for Jammers on the Derby team.

Zombie wheels come in 3 different durometers (hardness):

- 89A Purple Core – Polished concrete and other slippery surfaces for insane grip. Can also be used as a pusher wheel.

- 92A Black Core – For use on coated surfaces and tile. Loaded with an insane mix of grip and speed.

- 95A Red Core – For use on sticky surfaces, track, or soft skate court where a hard wheel is desired for increased roll. - 98 A green core - For use on indoor, coated tracks and soft skate court

Zombie Aluminum Core ï¾– Designed in house and manufactured using state of the art machining technology. What makes this different from other aluminum cores? The Zombie core is machined from a solid billet of aluminum, using the same manufacturing process they use to make Sure-Grips famous Power Trac racing plates. This increases strength and allows Sure-Grip to machine the hub to a tighter tolerance than any other on the market. Creating the perfect fit between bearing and inner core.

Zombie Insane Urethane - Specifically formulated to Sure-Grips exact specifications that have kept them leaders in the Roller Skate Wheel business for over 75 years. What makes this wheel different from the rest? All wheels are poured using a precise time schedule to ensue product quality throughout the range. Typically wheels are poured over time, sometimes days. This can change the characteristic of a wheel poured one day vs. another or even morning vs. afternoon. This timing is what make the Zombie wheel the most unique wheel on the market.